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QgsVectorDataProvider is a QgsFeatureSink

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This commit is contained in:
Nyall Dawson 2017-04-26 10:43:07 +10:00
parent 363336394e
commit 7ae71ded57
5 changed files with 15 additions and 11 deletions
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2
python/core/qgsfeaturesink.sip
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@ -28,6 +28,7 @@ class QgsFeatureSink
%Docstring
Adds a single ``feature`` to the sink.
\see addFeatures()
:return: true in case of success and false in case of failure
:rtype: bool
%End
@ -35,6 +36,7 @@ class QgsFeatureSink
%Docstring
Adds a list of ``features`` to the sink.
\see addFeature()
:return: true in case of success and false in case of failure
:rtype: bool
%End

7
python/core/qgsvectordataprovider.sip
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@ -1,5 +1,5 @@
class QgsVectorDataProvider : QgsDataProvider
class QgsVectorDataProvider : QgsDataProvider, QgsFeatureSink
{
%TypeHeaderCode
#include <qgsvectordataprovider.h>
@ -197,10 +197,7 @@ class QgsVectorDataProvider : QgsDataProvider
*/
virtual void enumValues( int index, QStringList& enumList /Out/ ) const;
/**
* Adds a list of features
* @return true in case of success and false in case of failure
*/
virtual bool addFeature( QgsFeature &feature /In,Out/ );
virtual bool addFeatures( QList<QgsFeature> &flist /In,Out/ );
/**

2
src/core/qgsfeaturesink.h
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@ -38,12 +38,14 @@ class CORE_EXPORT QgsFeatureSink
/**
* Adds a single \a feature to the sink.
* \see addFeatures()
* \returns true in case of success and false in case of failure
*/
virtual bool addFeature( QgsFeature &feature ) = 0;
/**
* Adds a list of \a features to the sink.
* \see addFeature()
* \returns true in case of success and false in case of failure
*/
virtual bool addFeatures( QgsFeatureList &features ) = 0;

5
src/core/qgsvectordataprovider.cpp
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@ -495,6 +495,11 @@ QVariant QgsVectorDataProvider::aggregate( QgsAggregateCalculator::Aggregate agg
return QVariant();
}
bool QgsVectorDataProvider::addFeature( QgsFeature &feature )
{
return addFeatures( QgsFeatureList() << feature );
}
void QgsVectorDataProvider::clearMinMaxCache()
{
mCacheMinMaxDirty = true;

10
src/core/qgsvectordataprovider.h
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@ -30,6 +30,7 @@ class QTextCodec;
#include "qgsaggregatecalculator.h"
#include "qgsmaplayerdependency.h"
#include "qgsrelation.h"
#include "qgsfeaturesink.h"
typedef QList<int> QgsAttributeList;
typedef QSet<int> QgsAttributeIds;
@ -49,7 +50,7 @@ class QgsFeedback;
*
*
*/
class CORE_EXPORT QgsVectorDataProvider : public QgsDataProvider
class CORE_EXPORT QgsVectorDataProvider : public QgsDataProvider, public QgsFeatureSink
{
Q_OBJECT
@ -247,11 +248,8 @@ class CORE_EXPORT QgsVectorDataProvider : public QgsDataProvider
*/
virtual void enumValues( int index, QStringList &enumList ) const { Q_UNUSED( index ); enumList.clear(); }
/**
* Adds a list of features
* \returns true in case of success and false in case of failure
*/
virtual bool addFeatures( QgsFeatureList &flist );
virtual bool addFeature( QgsFeature &feature ) override;
virtual bool addFeatures( QgsFeatureList &flist ) override;
/**
* Deletes one or more features from the provider. This requires the DeleteFeatures capability.